{"ScriptPreparationCode":null,"TestCases":[{"Name":"property assignment","Code":"var params = { b:\u0022hello\u0022, c: true, d:7 };\r\nfor (var i = 0; i \u003C 10000; i\u002B\u002B) {\r\n params[i] = i; \r\n}\r\n","IsDeferred":false},{"Name":"spread operator","Code":"var params = { b:\u0022hello\u0022, c: true, d:7 };\r\nfor (var i = 0; i \u003C 10000; i\u002B\u002B) {\r\n params = { [i]: i, ...params}; \r\n}\r\n","IsDeferred":false}]}